Welsh edit

Etymology edit

From peiriannydd +‎ -iaeth.

Noun edit

peirianyddiaeth f (uncountable)

  1. engineering
    Synonym: peirianneg

Mutation edit

Welsh mutation
radical soft nasal aspirate
peirianyddiaeth beirianyddiaeth mheirianyddiaeth pheirianyddiaeth
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.